Nine-month-old baby runny nose without other symptoms generally do not need special treatment, only need to drink more water, pay attention to rest, but the symptoms may be obvious allergic rhinitis, upper respiratory tract infections and other diseases caused by the use of cold and flu medicines or anti-allergy, anti-infection treatment may be required. The child’s initial runny nose is usually a viral cold, if there is no obvious fever, muscle pain and other related symptoms, most of them are caused by the common cold, the disease is usually self-limiting characteristics, do not give the treatment is usually also able to gradually recover, only need to drink more water, pay attention to rest. However, if the child has obvious fever symptoms, you need to be vigilant about influenza or bacterial colds, if the influenza needs to be treated with antiviral drugs such as oseltamivir, and for bacterial colds you may need to take antibiotic drugs such as amoxicillin. Some children are allergic, allergic rhinitis, contact with allergic substances, such as pollen, animal hair, may trigger an allergic reaction, the initial runny nose and other symptoms, under the guidance of the doctor to take cetirizine drops and other drugs treatment. The child’s initial runny nose should pay attention to keep warm, try to avoid wind and cold and then aggravate the symptoms. Children with allergic rhinitis should avoid contact with allergens, which may reduce the symptoms.